What effects did new foods have on people as a result of the exchange?

Learn about the Columbian Exchange, the movement of plants, animals, and disease between the Americas and the rest of the world, in these video segments from Chronoscope: Exploring 1492: "Columbian Exchange." The positive and negative consequences of the Exchange became clear almost immediately. People on both sides reveled in new foods and animals that made their lives richer and easier, but suffered as well when old ways of life were disrupted.